2150949566 has 8 divisors (see below), whose sum is σ = 3235216800. Its totient is φ = 1072543968.

The previous prime is 2150949557. The next prime is 2150949611. The reversal of 2150949566 is 6659490512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2150949566.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1464491 + ... + 1465958.

It is an arithmetic number, because the mean of its divisors is an integer number (404402100).

Almost surely, 2^2150949566 is an apocalyptic number.

2150949566 is a deficient number, since it is larger than the sum of its proper divisors (1084267234).

2150949566 is a wasteful number, since it uses less digits than its factorization.

2150949566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2930818.

The product of its (nonzero) digits is 583200, while the sum is 47.

The square root of 2150949566 is about 46378.3307806566. The cubic root of 2150949566 is about 1290.8528634966.

The spelling of 2150949566 in words is "two billion, one hundred fifty million, nine hundred forty-nine thousand, five hundred sixty-six".